201937491

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2311}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 355863040

約数和(自身を除く): 153925549

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 73, 133, 171, 219, 399, 511, 657, 1197, 1387, 1533, 2311, 4161, 4599, 6933, 9709, 12483, 16177, 20799, 29127, 43909, 48531, 87381, 131727, 145593, 168703, 307363, 395181, 506109, 922089, 1180921, 1518327, 2766267, 3205357, 3542763, 9616071, 10628289, 22437499, 28848213, 67312497, 201937491]

約数ペア:

[(1, 201937491), (3, 67312497), (7, 28848213), (9, 22437499), (19, 10628289), (21, 9616071), (57, 3542763), (63, 3205357), (73, 2766267), (133, 1518327), (171, 1180921), (219, 922089), (399, 506109), (511, 395181), (657, 307363), (1197, 168703), (1387, 145593), (1533, 131727), (2311, 87381), (4161, 48531), (4599, 43909), (6933, 29127), (9709, 20799), (12483, 16177)]